6 Common Questions about Derma Roller.br 1 - How to use the Derma Roller perfectly?br 2 - How much pressure should be applied while using Derma Roller?br 3 - Skin Swells and Turns Red while using Derma Roller. Is it normal?br 4 - How many times a week Derma Roller should be used?br 5 - What size of Dermaroller should be best for using 0.25 mm, 0.5mm, or br 1mm?br 6 - Can we apply minoxidil or any other oils immediately after using the br Derma roller?br br To know the answers to these questions, please watch this video till the end.br -------------------------------------------------------------------------------------------------------------------------br Thank You for watching this videobr Please Do Subscribe to my channel, press the Bell icon buttonbr Like and Share it with others.